Tailings dewatering is an important part of the tailings disposal. Sludge dehydrant is a kind of important auxiliary agent in improving the tailings dehydration dehydrated efficiency in tailings enrichment dehydration. The paper reviews that the preparation and application of special flocculant of specialized flocculants for tailings water treatment. And it points out the development tendency of the specialized flocculants for tailings water treatment. Cationic polyacrylamide as one of dewatering agents is a suitable mean to solve tailings dewatering problem.
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Zheng et al. (2011) studied this question.
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